NPRNTeitlMath O SaflePerthynasNPRN96459TeitlElan Valley Water Scheme, Birmingham Corporation Waterworks, Cwm ElanMath O Saflen/aPerthynasPart ofNPRN752TeitlGarreg-Ddu Dam, Elan Valley Water Scheme;Carreg Ddu Viaduct and Submerged DamMath O Saflen/aPerthynasAssociated withNPRN309541TeitlGarreg-Ddu Reservoir, Elan Valley Water SchemeMath O Saflen/aPerthynasAssociated withNPRN261575TeitlGarreg-Ddu Site Offices, Elan Valley Water SchemeMath O Saflen/aPerthynasAssociated withNPRN261521TeitlCaban Coch Dam, Elan Valley Water SchemeMath O Saflen/aPerthynasAssociated with
